Currently the env provided keyspec is resolved during the gen_key() step
by making use of the try_resolve_env(). This is wrong because it will
set the complete <hint>:<key> keyspec string for the 'keyname' and 'path'.

To fix this the resolve step must happen during the main-loop as first step
because the main-loop is doing the 'keyname' and 'path' split already.

Signed-off-by: Marco Felsch <m.fel...@pengutronix.de>
---
 scripts/keytoc.c | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/scripts/keytoc.c b/scripts/keytoc.c
index 617317d6607e..105fa4b5413d 100644
--- a/scripts/keytoc.c
+++ b/scripts/keytoc.c
@@ -615,10 +615,6 @@ static int gen_key(const char *keyname, const char *path)
        char *tmp, *key_name_c;
 
        /* key name handling */
-       keyname = try_resolve_env(keyname);
-       if (!keyname)
-               exit(1);
-
        tmp = key_name_c = strdup(keyname);
 
        while (*tmp) {
@@ -628,10 +624,6 @@ static int gen_key(const char *keyname, const char *path)
        }
 
        /* path/URI handling */
-       path = try_resolve_env(path);
-       if (!path)
-               exit(1);
-
        if (!strncmp(path, "pkcs11:", 7)) {
                ret = engine_get_pub_key(path, &key);
                if (ret)
@@ -737,6 +729,11 @@ int main(int argc, char *argv[])
                char *keyname = NULL;
                char *path = NULL;
 
+               /* Check if the keyspec is provided by the ENV first */
+               keyspec = try_resolve_env(keyspec);
+               if (!keyspec)
+                       exit(1);
+
                if (!strncmp(keyspec, "pkcs11:", 7))
                        path = strdup(keyspec);
                else
-- 
2.39.5


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